﻿using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ado2
{
    class Program
    {
        static void Main(string[] args)
        {
            DataHelper.PrintGradeInfo();

            DataHelper dataHelper = new DataHelper();

            dataHelper.PrintGrade();

           
        }
    }
}
